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#ifndef INC_15_FUNCTIONS_H
#define INC_15_FUNCTIONS_H

#define DEFINE_ARRAY(TYPE) \
    struct array_##TYPE##_t{    \
        int size;           \
        int capacity;       \
        TYPE *data;\
    };                            \


#define CREATE_ARRAY(TYPE) \
    struct array_##TYPE##_t *create_array_##TYPE(int size){ \
        if(size <= 0){      \
            return NULL;                    \
        }                  \
                         \
        struct array_##TYPE##_t *struktura = calloc(sizeof(struct array_##TYPE##_t), 1); \
        if(struktura == NULL){                        \
            return NULL;\
        }                   \
        struktura->data = calloc(sizeof(TYPE), size); \
        if(struktura->data == NULL){                  \
            free(struktura);\
            return NULL;\
        }                   \
                            \
        struktura->size = 0;\
        struktura->capacity = size;\
                            \
        return struktura;\
                                \
    }                            \


#define FREE_ARRAY(TYPE)\
    void free_array_##TYPE(struct array_##TYPE##_t *array){ \
        if(array == NULL || array->data == NULL || array->size <= 0 || array->capacity <= 0){     \
            return ;                  \
        }                 \
        free(array->data);\
        free(array);\
        \
                          \
    }                          \


#define SAVE_ARRAY(TYPE)\
    int save_array_##TYPE(const struct array_##TYPE##_t *array, const char *filename){ \
         if(array == NULL || array->data == NULL || array->size <= 0 || array->capacity <= 0){ \
            return 1;                 \
         }                \
                          \
         FILE *Fptr = fopen(filename, "wb");                                   \
         if(Fptr == NULL){ \
            return 2;     \
            }             \
         fwrite(&array->size, sizeof(int), 1, Fptr);                              \
         fwrite(&array->data, sizeof(TYPE), array->size, Fptr);                   \
         fclose(Fptr);    \
         return 0;\
    }                              \


#define LOAD_ARRAY(TYPE) \
    int load_array_##TYPE(struct array_##TYPE##_t **array, const char *filename){ \
        if(array == NULL){\
            return 1;                  \
        }                 \
        FILE *Fptr = fopen("filename", "rb");                               \
        if(Fptr == NULL){ \
            return 2;                  \
        }                 \
        int size;         \
        if(fread(&size, sizeof(int), 1, Fptr) != 1){                        \
            fclose(Fptr); \
            return 3;\
        };                                 \
        if(size <= 0){    \
            fclose(Fptr); \
            return 3;\
        }                \
        *array = create_array_##TYPE(size);                                        \
        if(*array == NULL){\
            fclose(Fptr); \
            return 4;\
        }                \
        if(fread(array, sizeof(TYPE), size, Fptr) != (size_t)size){                 \
            fclose(Fptr);\
            free_array_##TYPE(*array);\
        }                \
        return 0;\
        \
                              \
    }                          \


#define SORT_ARRAY(TYPE) \
    int sort_array_##TYPE(struct array_##TYPE##_t *array){ \
        if(array == NULL || array->data == NULL || array->size <= 0 || array->capacity <= 0){ \
            return 1;                 \
         }               \
         for(int i = array->size-1; i>=0; i--){      \
            for(int j = 1; j>=i; j++){               \
                if(array->data+j < array->data+j-1){  \
                    int temp = *array->data+j;\
                    array->data = array->data+j-1;\
                    *array->data = temp;\
                }             \
            }                \
         }               \
         return 0;\
         \
    }
#endif //INC_15_FUNCTIONS_H